200453 has 4 divisors (see below), whose sum is σ = 218688. Its totient is φ = 182220.

The previous prime is 200443. The next prime is 200461. The reversal of 200453 is 354002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200453 - 2⁴ = 200437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 200453.

It is not an unprimeable number, because it can be changed into a prime (200443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9101 + ... + 9122.

It is an arithmetic number, because the mean of its divisors is an integer number (54672).

2²⁰⁰⁴⁵³ is an apocalyptic number.

It is an amenable number.

200453 is a deficient number, since it is larger than the sum of its proper divisors (18235).

200453 is a wasteful number, since it uses less digits than its factorization.

200453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18234.

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 200453 is about 447.7197784329. The cubic root of 200453 is about 58.5244741387.

Adding to 200453 its reverse (354002), we get a palindrome (554455).

The spelling of 200453 in words is "two hundred thousand, four hundred fifty-three".